jro_apps/redmine Commit - r3355:103698b371ee

Wraps changeset creation inside a single transation....

Jean-Philippe Lang -

r3355:103698b371ee

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r3355:103698b371ee

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lib/redmine/scm/adapters/abstract_adapter.rb +5 -3

              # redMine - project management software
              # Copyright (C) 2006-2007  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              require 'cgi'
              module Redmine
                module Scm
                  module Adapters
                    class CommandFailed < StandardError #:nodoc:
                    end
                    class AbstractAdapter #:nodoc:
                      class << self
                        # Returns the version of the scm client
                        # Eg: [1, 5, 0] or [] if unknown
                        def client_version
                          []
                        end
                        # Returns the version string of the scm client
                        # Eg: '1.5.0' or 'Unknown version' if unknown
                        def client_version_string
                          v = client_version || 'Unknown version'
                          v.is_a?(Array) ? v.join('.') : v.to_s
                        end
                        # Returns true if the current client version is above
                        # or equals the given one
                        # If option is :unknown is set to true, it will return
                        # true if the client version is unknown
                        def client_version_above?(v, options={})
                          ((client_version <=> v) >= 0) || (client_version.empty? && options[:unknown])
                        end
                      end
                      def initialize(url, root_url=nil, login=nil, password=nil)
                        @url = url
                        @login = login if login && !login.empty?
                        @password = (password || "") if @login
                        @root_url = root_url.blank? ? retrieve_root_url : root_url
                      end
                      def adapter_name
                        'Abstract'
                      end
                      def supports_cat?
                        true
                      end
                      def supports_annotate?
                        respond_to?('annotate')
                      end
                      def root_url
                        @root_url
                      end
                      def url
                        @url
                      end
                      # get info about the svn repository
                      def info
                        return nil
                      end
                      # Returns the entry identified by path and revision identifier
                      # or nil if entry doesn't exist in the repository
                      def entry(path=nil, identifier=nil)
                        parts = path.to_s.split(%r{[\/\\]}).select {|n| !n.blank?}
                        search_path = parts[0..-2].join('/')
                        search_name = parts[-1]
                        if search_path.blank? && search_name.blank?
                          # Root entry
                          Entry.new(:path => '', :kind => 'dir')
                        else
                          # Search for the entry in the parent directory
                          es = entries(search_path, identifier)
                          es ? es.detect {|e| e.name == search_name} : nil
                        end
                      end
                      # Returns an Entries collection
                      # or nil if the given path doesn't exist in the repository
                      def entries(path=nil, identifier=nil)
                        return nil
                      end
                      def branches
                        return nil
                      end
                      def tags
                        return nil
                      end
                      def default_branch
                        return nil
                      end
                      def properties(path, identifier=nil)
                        return nil
                      end
                      def revisions(path=nil, identifier_from=nil, identifier_to=nil, options={})
                        return nil
                      end
                      def diff(path, identifier_from, identifier_to=nil)
                        return nil
                      end
                      def cat(path, identifier=nil)
                        return nil
                      end
                      def with_leading_slash(path)
                        path ||= ''
                        (path[0,1]!="/") ? "/#{path}" : path
                      end
                      def with_trailling_slash(path)
                        path ||= ''
                        (path[-1,1] == "/") ? path : "#{path}/"
                      end
                      def without_leading_slash(path)
                        path ||= ''
                        path.gsub(%r{^/+}, '')
                      end
                      def without_trailling_slash(path)
                        path ||= ''
                        (path[-1,1] == "/") ? path[0..-2] : path
                       end
                      def shell_quote(str)
                        if Redmine::Platform.mswin?
                          '"' + str.gsub(/"/, '\\"') + '"'
                        else
                          "'" + str.gsub(/'/, "'\"'\"'") + "'"
                        end
                      end
                    private
                      def retrieve_root_url
                        info = self.info
                        info ? info.root_url : nil
                      end
                      def target(path)
                        path ||= ''
                        base = path.match(/^\//) ? root_url : url
                        shell_quote("#{base}/#{path}".gsub(/[?<>\*]/, ''))
                      end
                      def logger
                        self.class.logger
                      end
                      def shellout(cmd, &block)
                        self.class.shellout(cmd, &block)
                      end
                      def self.logger
                        RAILS_DEFAULT_LOGGER
                      end
                      def self.shellout(cmd, &block)
                        logger.debug "Shelling out: #{strip_credential(cmd)}" if logger && logger.debug?
                        if Rails.env == 'development'
                          # Capture stderr when running in dev environment
                          cmd = "#{cmd} 2>>#{RAILS_ROOT}/log/scm.stderr.log"
                        end
                        begin
                          IO.popen(cmd, "r+") do |io|
                            io.close_write
                            block.call(io) if block_given?
                          end
                        rescue Errno::ENOENT => e
                          msg = strip_credential(e.message)
                          # The command failed, log it and re-raise
                          logger.error("SCM command failed, make sure that your SCM binary (eg. svn) is in PATH (#{ENV['PATH']}): #{strip_credential(cmd)}\n  with: #{msg}")
                          raise CommandFailed.new(msg)
                        end
                      end
                      # Hides username/password in a given command
                      def self.strip_credential(cmd)
                        q = (Redmine::Platform.mswin? ? '"' : "'")
                        cmd.to_s.gsub(/(\-\-(password|username))\s+(#{q}[^#{q}]+#{q}|[^#{q}]\S+)/, '\\1 xxxx')
                      end
                      def strip_credential(cmd)
                        self.class.strip_credential(cmd)
                      end
                    end
                    class Entries < Array
                      def sort_by_name
                        sort {|x,y|
                          if x.kind == y.kind
                            x.name.to_s <=> y.name.to_s
                          else
                            x.kind <=> y.kind
                          end
                        }
                      end
                      def revisions
                        revisions ||= Revisions.new(collect{|entry| entry.lastrev}.compact)
                      end
                    end
                    class Info
                      attr_accessor :root_url, :lastrev
                      def initialize(attributes={})
                        self.root_url = attributes[:root_url] if attributes[:root_url]
                        self.lastrev = attributes[:lastrev]
                      end
                    end
                    class Entry
                      attr_accessor :name, :path, :kind, :size, :lastrev
                      def initialize(attributes={})
                        self.name = attributes[:name] if attributes[:name]
                        self.path = attributes[:path] if attributes[:path]
                        self.kind = attributes[:kind] if attributes[:kind]
                        self.size = attributes[:size].to_i if attributes[:size]
                        self.lastrev = attributes[:lastrev]
                      end
                      def is_file?
                        'file' == self.kind
                      end
                      def is_dir?
                        'dir' == self.kind
                      end
                      def is_text?
                        Redmine::MimeType.is_type?('text', name)
                      end
                    end
                    class Revisions < Array
                      def latest
                        sort {|x,y|
                          unless x.time.nil? or y.time.nil?
                            x.time <=> y.time
                          else
 
                          end
                        }.last
                      end
                    end
                    class Revision
                      attr_accessor :identifier, :scmid, :name, :author, :time, :message, :paths, :revision, :branch
                      def initialize(attributes={})
                        self.identifier = attributes[:identifier]
                        self.scmid = attributes[:scmid]
                        self.name = attributes[:name] || self.identifier
                        self.author = attributes[:author]
                        self.time = attributes[:time]
                        self.message = attributes[:message] || ""
                        self.paths = attributes[:paths]
                        self.revision = attributes[:revision]
                        self.branch = attributes[:branch]
                      end
                      def save(repo)
-                       if repo.changesets.find_by_scmid(scmid.to_s).nil?
-                         changeset = Changeset.create!(
+                       Changeset.transaction do
+                         changeset = Changeset.new(
                            :repository => repo,
                            :revision => identifier,
                            :scmid => scmid,
                            :committer => author,
                            :committed_on => time,
                            :comments => message)
+                         if changeset.save
                          paths.each do |file|
-                           Change.create!(
+                             Change.create(
                              :changeset => changeset,
                              :action => file[:action],
                              :path => file[:path])
-                         end
                        end
                      end
                    end
+                   end
                    class Annotate
                      attr_reader :lines, :revisions
                      def initialize
                        @lines = []
                        @revisions = []
                      end
                      def add_line(line, revision)
                        @lines << line
                        @revisions << revision
                      end
                      def content
                        content = lines.join("\n")
                      end
                      def empty?
                        lines.empty?
                      end
                    end
                  end
                end
              end

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